Kevin had $15 with him. his mother gave him $10 and his father also gave him some money. after this, he had a total of $37 with him. how much money did his father give him?

step one: write an equation with a variable, tell me what the variable represents

step two: solve your equation and show all the steps!

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?

Paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each? 1. define a variable for the situation. 2. write an inequality that represents her profit. note: revenue is money coming in. cost is money going out. profit is the difference between the revenue and the cost. in other words: revenue - costs profit 3.using words, describe how many windows she must sell to have a profit of at least $48,000.